CN109195382B

CN109195382B - Multifunctional electrical cabinet base

Info

Publication number: CN109195382B
Application number: CN201811153860.3A
Authority: CN
Inventors: 董梦龙; 乔恒新; 李强
Original assignee: Wuhan Institute of Marine Electric Propulsion China Shipbuilding Industry Corp No 712 Institute CSIC
Current assignee: Wuhan Institute of Marine Electric Propulsion China Shipbuilding Industry Corp No 712 Institute CSIC
Priority date: 2018-09-30
Filing date: 2018-09-30
Publication date: 2020-11-13
Anticipated expiration: 2038-09-30
Also published as: CN109195382A

Abstract

The invention discloses a multifunctional electric cabinet base which comprises a base upper frame, a base lower frame and a shock absorber, wherein a lifting seat is arranged on the base upper frame, the lifting seat consists of a lifting seat base body and a movable lifting rod, a cooling water inlet pipe and a cooling water outlet pipe are arranged in the base upper frame, a water inlet and outlet flange is arranged on the cooling water inlet pipe, and a water taking flange for an electric cabinet is arranged on the cooling water outlet pipe; this multi-functional regulator cubicle base and simple structure, intensity is high, can regard as during the transportation to lift by crane the base and use, and the base damping is effectual, and the radiating effect is good, can also provide the cooling water for regulator cubicle internal power module. The whole base has high reliability, low processing cost and beautiful appearance, and is suitable for market popularization.

Description

Multifunctional electrical cabinet base

Technical Field

The invention relates to a multifunctional electrical cabinet base, in particular to an electrical cabinet base integrating vibration reduction, lifting, cable inlet and outlet and cooling, and belongs to the technical field of electrical equipment.

Background

The regulator cubicle is a cabinet body that power electronics field widely used, and power module, reactor, wave filter, sensor that power electronics transform used all arrange inside the regulator cubicle, and the regulator cubicle body is responsible for providing the function of protection for all electronic components.

Along with power electronic transformation technical development and industry needs, the application that big voltage heavy current high power regulator cubicle is more and more general is in fields such as boats and ships, railway, and the condition that the many cabinet bodies of regulator cubicle used in parallel is more and more, especially in boats and ships electric propulsion field, one set of high-power propulsion converter can be used by a plurality of ten cabinet body combinations even in parallel usually, in order to let the cabinet body combination firm, and the transportation is convenient, can design a regulator cubicle base usually.

The regulator cubicle base that appears in the existing market possesses the function of cabinet combination mostly, but often appears lifting by crane the condition that the process base warp and lead to mutual extrusion deformation between the cabinet body when the cabinet body is many, and simultaneously in the aspect of the damping base, the mainstream design is cabinet and outer cabinet in the design, and the design is complicated, and the installation is inconvenient.

Disclosure of Invention

The invention provides a multifunctional electric cabinet base, and aims to solve the problems of low strength and changeability, poor vibration damping effect, complex vibration damping design, poor heat dissipation effect, complex installation and fixation, poor appearance, and the like of the conventional electric cabinet base; the invention is mainly used for multi-cabinet combination and high-power water-cooling electrical cabinet systems.

The technical scheme adopted by the invention for solving the technical problems is as follows: the utility model provides a multi-functional regulator cubicle base, is used for the base upper ledge that is connected with the regulator cubicle, is used for the base underframe that is connected with hull/locomotive/ground and installs the shock absorber between base upper ledge and base underframe, the base on be provided with on the frame and lift by crane the seat, lift by crane the seat by lifting by crane the seat base body and can lift by crane flexible activity jib group one-tenth in the seat base, the frame is gone up to the base and is arranged cooling water inlet tube and cooling water outlet pipe, the cooling water inlet tube on install the business turn over water flange that introduces outside cooling water, the cooling water outlet pipe on install the water intaking flange for the regulator cubicle that provides the cooling water for the regulator cubicle.

The multifunctional electric cabinet base is characterized in that an upper base frame of the base is divided into an upper layer and a lower layer, the upper base frame lower layer and an upper base frame upper layer form the upper base frame lower layer, the upper base frame lower layer is formed by welding four formed unequal angle steels and one formed I-shaped steel, the upper base frame upper layer is formed by welding four formed channel steels and a plurality of cabinet combining channel steels together, and an upper base frame upper layer opening is downwards buckled and welded on the upper base frame lower layer.

The multifunctional electrical cabinet base is characterized in that a lifting seat comprises a lifting seat base body and a movable lifting rod which can stretch out and draw back in the lifting seat base body, the lifting seat base body is formed by welding two parallel transverse plates and two parallel vertical plates, mounting holes are formed in the transverse plates, the movable lifting rod is movably inserted into the mounting holes, the lifting seat base body is welded below a non-equilateral angle steel square frame at the lower layer of an upper frame of the base and is close to four corners, when the lifting seat base body needs to be lifted, the movable lifting rod is pulled out from the lifting seat base body to be used as a lifting fulcrum, and the movable lifting rod retracts into the lifting seat base body after the lifting is finished.

The multifunctional electric cabinet base is characterized in that a base lower frame is formed by welding four formed steel plates with the same length in pairs, and a square frame is formed after welding.

The invention has the beneficial effects that:

compared with a common base, the combined cabinet has the characteristics of high strength and difficult deformation, and can avoid mutual extrusion deformation of the cabinet bodies caused by deformation of the base after the cabinet bodies are combined, so that the cabinet bodies are protected better;

2, when the high-power water-cooling electric system is designed, the water-cooling supply system is integrated into the base, so that the base space is better utilized, the occupation of the internal space of the electric cabinet is avoided, the water-cooling system is simplified, and the power density of the electric cabinet is increased;

3, the lifting seat is arranged on the base for lifting the whole cabinet, so that the traditional method that a lifting ring is arranged at the top of an electrical cabinet for lifting transportation is avoided, and the cabinet body is protected to a higher degree;

4, a proper amount of vibration dampers are arranged on one circle of the whole base, so that the vibration damping effect is good, the external impact vibration on the cabinet body can be well absorbed, and the cabinet body and the electronic components are protected from being damaged;

5, this multifunctional base design is simple, and it is convenient to make, excellent in use effect, is particularly suitable for engineering application and popularization.

Drawings

FIG. 1 is a front view of the present invention;

FIG. 2 is a top view of the present invention;

FIG. 3 is a bottom view of the base upper frame of the present invention;

FIG. 4 is a top view of the base upper frame of the present invention;

FIG. 5 is a front view of the lower base frame and shock absorber of the present invention shown attached;

FIG. 6 is a top view of the lower base frame and shock absorber of the present invention shown attached;

FIG. 7 is a front view of the base of the present invention after the frame, the dampers and the cooling water inlet and outlet pipes are connected;

FIG. 8 is a bottom view of the base of the present invention with the vibration damper and the cooling water inlet and outlet pipes connected;

figure 9 is an isometric view of the lifting saddle of the present invention.

The figures are numbered: the lifting device comprises a base upper frame 1, a base lower frame 2, a shock absorber 3, a lifting seat 4, a base lower frame 5, a cooling water inlet pipe 6, a cooling water outlet pipe 7, an electrical cabinet body and cabinet surface 8, a cooling water inlet and outlet pipe water supply port 9, a first unequal angle steel, a second unequal angle steel 10, an 11-I-shaped steel 12, a third unequal angle steel 13, a fourth unequal angle steel 14, a first channel steel 15, a second channel steel 16, a cabinet combining channel steel 17, a third channel steel 18, a fourth channel steel 19 and a movable lifting rod.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

The invention provides a multifunctional electrical cabinet base which has the advantages of high strength, good vibration reduction effect, high heat dissipation efficiency of composite heat dissipation design, convenience in lifting, mounting and fixing and the like. This base is in cabinet combination cabinet body in large quantity, has vibration, rocking etc. operating mode in the cabinet body service environment, and the cabinet body has characteristics such as big voltage, big current high power and requires that the effect is obvious in the regulator cubicle that the radiating efficiency is high in the use.

The multifunctional base is mainly applied to a high-power water-cooling multi-electric cabinet combination system, the size of the multifunctional base can be changed according to actual conditions, and the specific design concept is not changed. The following detailed description is provided in connection with the accompanying drawings. As shown in fig. 1 and fig. 2, which are front and top views of the present invention, the present invention comprises a base upper frame 1, a vibration absorber 2, a lifting base 3, a base lower frame 4, a cooling water inlet pipe 5, and a cooling water outlet pipe 6.

The lifting seat 3 is welded at the lower part of the side of the upper frame 1 of the base, the lifting seat 3 consists of a lifting seat base body and a movable lifting rod 19 which can stretch out and draw back in the lifting seat base body, the lifting seat base body is formed by welding two parallel transverse plates and two parallel vertical plates, the transverse plates are provided with mounting holes, and the movable lifting rod 19 is movably inserted into the mounting holes; a cooling water inlet pipe 5 and a cooling water outlet pipe 6 are fixedly arranged in a containing cavity of a base upper framework 1, a water inlet and outlet flange and a regulator cubicle water taking flange are respectively arranged on the cooling water inlet pipe 5 and the cooling water outlet pipe 6, cooling water required by the regulator cubicle takes water from the cooling water pipe regulator cubicle water taking flange, and external cooling water enters and exits from the cooling water pipe water inlet and outlet flange; the shock absorber 2 is provided with an upper fixing surface and a lower fixing surface, the shock absorber 2 is used for connecting and fixing the upper base frame 1 and the lower base frame 4 together through the fixing surfaces of the shock absorber 2, the upper fixing surface is connected with the upper base frame 1, the lower fixing surface is connected with the lower base frame 4, the lower surface of the lower base frame 4 is used for being connected with a ship body or a locomotive or the ground, and the upper surface of the upper base frame 1 is used for being connected with an electric cabinet.

When the electrical cabinets are combined, the bottom surface is placed on the electrical cabinet body and cabinet surface 7 and fixed on the electrical cabinet body and cabinet surface, and cooling water required by cooling the electrical cabinets is obtained from a water supply port 8 of a cooling water inlet and outlet pipe.

Fig. 3 and 4 are a bottom view and a top view of the base upper frame 1, a first molded unequal angle steel 9, a second unequal angle steel 10, a third unequal angle steel 12 and a fourth unequal angle steel 13 in the bottom view of fig. 3 are welded together to form a lower layer of the base upper frame 1, a molded i-steel 11 is welded across the first left and right unequal angle steel 9 and the fourth unequal angle steel 13 on the lower layer of the base upper frame 1, and four lifting seats 3 are welded at proper positions on the lower parts of the unequal angle steels; in the plan view of fig. 4, the first forming channel steel 14, the second forming channel steel 15, the third forming channel steel 17 and the fourth forming channel steel 18 are reversely buckled and welded on the lower layer of the upper frame of the base to form the upper layer of the upper frame 1 of the base, the cabinet combining channel steel 16 is welded at different positions of the upper forming channel steel welding layer of the upper frame 1 of the base according to the width of the cabinet, and the number of the cabinet combining channel steel is adjusted according to the number of the cabinet combining bodies to ensure the level of.

Fig. 5 and 6 are a front view and a plan view of a base lower frame 4 and a shock absorber 2 for damping vibration, and it can be seen from the figures that the base lower frame 4 is formed by flush welding four steel plates with a certain thickness, a fixing surface at one end of the shock absorber 2 is connected with the base lower frame 4 through a bolt, and a fixing surface at the other end of the shock absorber 2 is connected and fixed with unequal angle steel at the lower layer of the base upper frame 1.

Fig. 7 and 8 are schematic diagrams of the base upper frame 1, the damper 2, the cooling water inlet pipe 5 and the cooling water outlet pipe 6 after being assembled and installed, wherein the base upper frame 1 is welded to form a containing cavity, and the water inlet and outlet pipes are arranged in the containing cavity.

After the base assembly and the electrical cabinets are combined in a certain sequence, the combined cabinet can be transported, in the hoisting process, the movable hoisting rod 19 in the hoisting seat 3 can stretch out for hoisting, and the hoisting seat 3 can be pushed back after the hoisting is completed, as shown in fig. 9.

The assembly relation of the invention is as follows: firstly welding an upper frame 1 of a base, welding four unequal-side forming angle steels (a first unequal-side angle steel 9, a second unequal-side angle steel 10, a third unequal-side angle steel 12 and a fourth unequal-side angle steel 13) with equal lengths in pairs to form a lower layer of the upper frame of the base, then horizontally welding I-shaped steel 11 between a first short unequal-side angle steel 9 and a fourth unequal-side angle steel 13 on the left and right, then horizontally welding four forming channel steel (a first channel steel 14, a second channel steel 15, a third channel steel 17 and a fourth channel steel 18) with upward planes and downward openings to form a square frame which corresponds to a left buckle and is welded on the lower layer of the upper frame of the base, forming an upper layer of the upper frame of the base, then welding forming channel steel 16 for cabinet combining between upper layer forming channel steel layers of the upper frame 1 with downward openings according to the condition that planes of different widths of a cabinet body are flush with the upper surface of the square frame, and then downwards sequentially, after welding, a cavity is formed in the upper frame of the base, and a cooling water inlet and outlet pipe is arranged in the cavity; finally, the hoisting base 3 is welded under the lower layer angle steel of the upper frame of the base at a proper position; then installing a cooling water inlet pipe 5 and a cooling water outlet pipe 6, putting the cooling water inlet pipe 5 and the cooling water outlet pipe 6 into the cavity of the upper base frame 1 from the lower part of the upper base frame 1 upwards, and fixing the cooling water inlet pipe 5 and the cooling water outlet pipe 6 in the upper base frame 1 by using a water pipe clamp; then the vibration absorber 2 is fixed under the base upper frame 1; finally, the base lower frame 4 is fixed on the shock absorber 2.

The whole base is assembled, the electric cabinets are combined and assembled on the base combined cabinet surface 7 according to different requirements, and cooling water required by the electric cabinets is obtained from the bottom of the electric cabinets, namely water supply ports on the cooling water inlet pipe 5 and the cooling water outlet pipe 6; after the cabinet body is assembled, the cabinet body needs to be transported, the lifting rod 19 on the lifting seat 3 is pulled out of the seat body during transportation, the lifting rod 19 is used for lifting a supporting point, and the lifting rod 19 is pushed back into the lifting seat 3 after the transportation is finished.

The above-described embodiments are merely illustrative of the principles and effects of the present invention, and some embodiments may be applied, and it will be apparent to those skilled in the art that various changes and modifications may be made without departing from the inventive concept of the present invention, and these embodiments are within the scope of the present invention.

Claims

1. The utility model provides a multi-functional regulator cubicle base which characterized in that: the ship-mounted water cooling device comprises an upper base frame (1) connected with an electric cabinet, a lower base frame (4) connected with a ship body/locomotive/ground and a shock absorber (2) arranged between the upper base frame (1) and the lower base frame (4), wherein a lifting seat (3) is arranged on the upper base frame (1), the lifting seat (3) consists of a lifting seat base body and a movable lifting rod (19) capable of extending and retracting in the lifting seat base body, a cooling water inlet pipe (5) and a cooling water outlet pipe (6) are arranged in the upper base frame (1), a water inlet and outlet flange for introducing external cooling water is arranged on the cooling water inlet pipe (5), and a flange for taking water from the electric cabinet is arranged on the cooling water outlet pipe (6); the upper base frame (1) is composed of an upper base frame lower layer and an upper base frame upper layer, the upper base frame lower layer is formed by welding four angle steels and an I-steel (11), the upper base frame upper layer is formed by welding four channel steels and a plurality of cabinet combination channel steels (16), and an opening of the upper base frame upper layer is downwards buckled and welded on the upper base frame lower layer; the lifting seat base body is formed by welding two parallel transverse plates and two parallel vertical plates, mounting holes are formed in the transverse plates, and the movable lifting rods (19) are movably inserted into the mounting holes; the lifting base body is welded at the position, close to four corners, of the lower layer of the upper frame of the base; the shock absorber (2) one end fixed surface and the base underframe (4) pass through bolted connection, and shock absorber (2) other end fixed surface and base upper ledge (1) lower floor are connected fixedly, base underframe (4) form by four shaping steel sheet welding.